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Charlotte Amalie, St. Thomas Island water levels in 1999
Annual rank38 / 43
vs. average-4.7 cm
Highest monthly peak0.29 mNovember 1999
Monthly mean vs. previous year
| Month | 1999 (cm) | 1998 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -3.1 | 4.9 | -8.0 | 0.17 |
| Feb | -3.8 | 4.9 | -8.7 | 0.14 |
| Mar | -6.2 | 0.2 | -6.4 | 0.08 |
| Apr | -3.4 | -2.0 | -1.4 | 0.13 |
| May | -3.0 | -0.4 | -2.6 | 0.17 |
| Jun | -0.1 | 3.3 | -3.4 | 0.22 |
| Jul | 0.2 | 4.8 | -4.6 | 0.21 |
| Aug | 1.9 | 5.7 | -3.8 | 0.22 |
| Sep | 2.8 | 8.3 | -5.5 | 0.20 |
| Oct | 1.0 | 9.2 | -8.2 | 0.20 |
| Nov | -2.1 | 3.6 | -5.7 | 0.29 |
| Dec | -12.4 | -4.2 | -8.2 | 0.08 |
Nearby years (cm vs. average)
+0.8
-4.3
-5.1
-1.5
+0.9
-4.7
-4.4
+1.7
-1.7
+1.8
-2.5
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1999 annual mean water level ranked 38 of 43 years (-4.7 cm vs. the period average).